diff options
| author | Richard Biener <rguenther@suse.de> | 2014-12-09 14:25:09 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2014-12-09 14:25:09 +0000 |
| commit | 92a5094e04e9c9a50e596884eacabe53b36a53e9 (patch) | |
| tree | b2b878ed94eea9cd92e69a9449a9a13df6159253 /gcc/tree-ssa-alias.h | |
| parent | c3e1e6936a4bbeb7cd73640e046bb32d23997ac0 (diff) | |
| download | gcc-92a5094e04e9c9a50e596884eacabe53b36a53e9.zip gcc-92a5094e04e9c9a50e596884eacabe53b36a53e9.tar.gz gcc-92a5094e04e9c9a50e596884eacabe53b36a53e9.tar.bz2 | |
re PR tree-optimization/64193 (Decreased performance after r173250)
2014-12-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/64193
* tree-ssa-alias.c (walk_non_aliased_vuses): Add valueize parameter
and valueize the VUSE before looking up the def stmt.
* tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
* tree-ssa-sccvn.c (vn_reference_lookup_pieces): Pass vn_valueize
to walk_non_aliased_vuses.
(vn_reference_lookup): Likewise.
* tree-ssa-dom.c (lookup_avail_expr): Pass NULL as valueize
callback to walk_non_aliased_vuses.
* gcc.dg/tree-ssa/ssa-fre-43.c: New testcase.
From-SVN: r218515
Diffstat (limited to 'gcc/tree-ssa-alias.h')
| -rw-r--r-- | gcc/tree-ssa-alias.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssa-alias.h b/gcc/tree-ssa-alias.h index 3193c64..ca6390a 100644 --- a/gcc/tree-ssa-alias.h +++ b/gcc/tree-ssa-alias.h @@ -124,6 +124,7 @@ extern void *walk_non_aliased_vuses (ao_ref *, tree, void *(*)(ao_ref *, tree, unsigned int, void *), void *(*)(ao_ref *, tree, void *, bool), + tree (*)(tree), void *); extern unsigned int walk_aliased_vdefs (ao_ref *, tree, bool (*)(ao_ref *, tree, void *), |